senthilaksharaa senthilaksharaa

17-04-2021
Mathematics

contestada

Determine by substitution if 4 is the root of 2x -3 =5.

Respuesta :

sebastianasenjor sebastianasenjor

17-04-2021

Answer:x=4

Step-by-step explanation:

Answer Link

IsuruYahampath IsuruYahampath

17-04-2021

Answer:

true

Step-by-step explanation:

rearrange formula with 0 on one side:

2x-3-5 = 0

2x-8 = 0

now sub in 4:

2(4) - 8 =8 - 8 = 0

since the final answer is 0, 4 is the root of the equation

Answer Link

Otras preguntas

Which portion of the plant is exhibiting negative gravitropism? a. root system b. leaf c. stem d. vascular tissue

The giant monolith Uluru, or Ayers Rock, can be found in _____. Papua New Guinea New Caledonia New Zealand Australia

The molar mass of H2O is 18.01 g/mol. The molar mass of O2 is 32.00 g/mol. What mass of H2O, in grams, must react to produce 50.00 g of O2?

A group of organs working together to perform a certain function is a(n) ____. a. organ system c. organ b. tissue d. organism

What are some characteristics of the era of good feelings?

Oveweight dogs are more likely to develop health problem. a. these dogs can develop arthritis. b. thay can develop diabetes

Which of these BEST describes the events leading up the United States' involvement in World War I? a. usually supported the owners. b. tended to support the o

What is the area of a semi circle with the bottom of it being 36 inches

what does a hurricane hunter do

A PS4 uses 8.8 watts when on stand-by mode. How much electricity would be used if you have your PS4 on stand-by 21 hours a day for 2 weeks?